1978181352

素因数分解:

$2^3\times 3^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1147

約数の個数: 288

約数和(自身を含む): 6809493600

約数和(自身を除く): 4831312248

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 81, 84, 98, 108, 114, 126, 133, 147, 152, 162, 168, 171, 189, 196, 216, 228, 243, 252, 266, 294, 324, 342, 378, 392, 399, 441, 456, 486, 504, 513, 532, 567, 588, 648, 684, 756, 798, 882, 931, 972, 1026, 1064, 1093, 1134, 1176, 1197, 1323, 1368, 1512, 1539, 1596, 1701, 1764, 1862, 1944, 2052, 2186, 2268, 2394, 2646, 2793, 3078, 3192, 3279, 3402, 3528, 3591, 3724, 3969, 4104, 4372, 4536, 4617, 4788, 5292, 5586, 6156, 6558, 6804, 7182, 7448, 7651, 7938, 8379, 8744, 9234, 9576, 9837, 10584, 10773, 11172, 11907, 12312, 13116, 13608, 14364, 15302, 15876, 16758, 18468, 19674, 20767, 21546, 22344, 22953, 23814, 25137, 26232, 28728, 29511, 30604, 31752, 32319, 33516, 36936, 39348, 41534, 43092, 45906, 47628, 50274, 53557, 59022, 61208, 62301, 64638, 67032, 68859, 75411, 78696, 83068, 86184, 88533, 91812, 95256, 100548, 107114, 118044, 124602, 129276, 137718, 145369, 150822, 160671, 166136, 177066, 183624, 186903, 201096, 206577, 214228, 226233, 236088, 249204, 258552, 265599, 275436, 290738, 301644, 321342, 354132, 373806, 413154, 428456, 436107, 452466, 482013, 498408, 531198, 550872, 560709, 581476, 603288, 619731, 642684, 708264, 747612, 826308, 872214, 904932, 964026, 1017583, 1062396, 1121418, 1162952, 1239462, 1285368, 1308321, 1446039, 1495224, 1652616, 1682127, 1744428, 1809864, 1859193, 1928052, 2035166, 2124792, 2242836, 2478924, 2616642, 2892078, 3052749, 3364254, 3488856, 3718386, 3856104, 3924963, 4070332, 4338117, 4485672, 4957848, 5046381, 5233284, 5784156, 6105498, 6728508, 7436772, 7849926, 8140664, 8676234, 9158247, 10092762, 10466568, 11568312, 11774889, 12210996, 13014351, 13457016, 14873544, 15699852, 17352468, 18316494, 20185524, 23549778, 24421992, 26028702, 27474741, 31399704, 34704936, 35324667, 36632988, 40371048, 47099556, 52057404, 54949482, 70649334, 73265976, 82424223, 94199112, 104114808, 109898964, 141298668, 164848446, 219797928, 247272669, 282597336, 329696892, 494545338, 659393784, 989090676, 1978181352]

約数ペア:

[(1, 1978181352), (2, 989090676), (3, 659393784), (4, 494545338), (6, 329696892), (7, 282597336), (8, 247272669), (9, 219797928), (12, 164848446), (14, 141298668), (18, 109898964), (19, 104114808), (21, 94199112), (24, 82424223), (27, 73265976), (28, 70649334), (36, 54949482), (38, 52057404), (42, 47099556), (49, 40371048), (54, 36632988), (56, 35324667), (57, 34704936), (63, 31399704), (72, 27474741), (76, 26028702), (81, 24421992), (84, 23549778), (98, 20185524), (108, 18316494), (114, 17352468), (126, 15699852), (133, 14873544), (147, 13457016), (152, 13014351), (162, 12210996), (168, 11774889), (171, 11568312), (189, 10466568), (196, 10092762), (216, 9158247), (228, 8676234), (243, 8140664), (252, 7849926), (266, 7436772), (294, 6728508), (324, 6105498), (342, 5784156), (378, 5233284), (392, 5046381), (399, 4957848), (441, 4485672), (456, 4338117), (486, 4070332), (504, 3924963), (513, 3856104), (532, 3718386), (567, 3488856), (588, 3364254), (648, 3052749), (684, 2892078), (756, 2616642), (798, 2478924), (882, 2242836), (931, 2124792), (972, 2035166), (1026, 1928052), (1064, 1859193), (1093, 1809864), (1134, 1744428), (1176, 1682127), (1197, 1652616), (1323, 1495224), (1368, 1446039), (1512, 1308321), (1539, 1285368), (1596, 1239462), (1701, 1162952), (1764, 1121418), (1862, 1062396), (1944, 1017583), (2052, 964026), (2186, 904932), (2268, 872214), (2394, 826308), (2646, 747612), (2793, 708264), (3078, 642684), (3192, 619731), (3279, 603288), (3402, 581476), (3528, 560709), (3591, 550872), (3724, 531198), (3969, 498408), (4104, 482013), (4372, 452466), (4536, 436107), (4617, 428456), (4788, 413154), (5292, 373806), (5586, 354132), (6156, 321342), (6558, 301644), (6804, 290738), (7182, 275436), (7448, 265599), (7651, 258552), (7938, 249204), (8379, 236088), (8744, 226233), (9234, 214228), (9576, 206577), (9837, 201096), (10584, 186903), (10773, 183624), (11172, 177066), (11907, 166136), (12312, 160671), (13116, 150822), (13608, 145369), (14364, 137718), (15302, 129276), (15876, 124602), (16758, 118044), (18468, 107114), (19674, 100548), (20767, 95256), (21546, 91812), (22344, 88533), (22953, 86184), (23814, 83068), (25137, 78696), (26232, 75411), (28728, 68859), (29511, 67032), (30604, 64638), (31752, 62301), (32319, 61208), (33516, 59022), (36936, 53557), (39348, 50274), (41534, 47628), (43092, 45906)]